so, please, help us find who did this to my brother-in-law so we can have justice. please. >> reporter: evidence in ebel's car also included a domino's pizza uniform and carrier. officials here in colorado say they are following leads here. they are not letting their guard down just in case. tonight, brian, security remains high for some officials in this state. >> kristen dahlgren, colorado springs to start us off. kristen, thanks. >>> an awful week for the u.s. marine corps got worse last night when a marine shot and killed a male and a female colleague and then shot himself to death. it happened at the officer candidate school of marine corps base camp quantico 40 miles south of d.c. all people involved were staff members on active duty. earlier this week seven marines were killed in a mortar training exercise in the nevada desert. >>> those federal budget cuts called the sequester have claimed another victim tonight with a high profile air traffic control towers at small and medium-sized airports across our country. nbc's pete williams has had a look at the list